CVE-2018-8265

View on CVE.org

Published Oct 10, 2018 CVSS 3.0 · 7.8 High EPSS 19.3% KEV · Not listed

Description

A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages, aka "Microsoft Exchange Remote Code Execution Vulnerability." This affects Microsoft Exchange Server.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Microsoft

Microsoft Exchange Server

affected

Version	Status	Constraints
`2013 Cumulative Update 21`	affected	—
`2016 Cumulative Update 10`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_21::::::
	cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_10::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: 19.3% (19.268% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.securityfocus.com/bid/105491
http://www.securitytracker.com/id/1041836
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265

History

No history.

Subscriptions

Microsoft Exchange Server

Weaknesses

CWE-20

Sources

CVE record Updated: Aug 5, 2024, 6:46 AM

Status: PUBLISHED
Assigner: microsoft
Published: Oct 10, 2018, 1:00 PM
Updated: Aug 5, 2024, 6:46 AM
Reserved: Mar 14, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:04 AM

Status: Modified
Published: Oct 10, 2018, 1:29 PM
Modified: Jun 17, 2026, 2:04 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Microsoft Exchange Server", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "2013 Cumulative Update 21"}, {"status": "affected", "version": "2016 Cumulative Update 10"}]}], "datePublic": "2018-10-09T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages, aka \"Microsoft Exchange Remote Code Execution Vulnerability.\" This affects Microsoft Exchange Server."}], "problemTypes": [{"descriptions": [{"description": "Remote Code Execution", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-10-11T09:57:01.000Z", "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft"}, "references": [{"name": "105491", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/105491"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265"}, {"name": "1041836", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1041836"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secure@microsoft.com", "ID": "CVE-2018-8265", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Microsoft Exchange Server", "version": {"version_data": [{"version_value": "2013 Cumulative Update 21"}, {"version_value": "2016 Cumulative Update 10"}]}}]}, "vendor_name": "Microsoft"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages, aka \"Microsoft Exchange Remote Code Execution Vulnerability.\" This affects Microsoft Exchange Server."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Remote Code Execution"}]}]}, "references": {"reference_data": [{"name": "105491", "refsource": "BID", "url": "http://www.securityfocus.com/bid/105491"}, {"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265", "refsource": "CONFIRM", "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265"}, {"name": "1041836", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1041836"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T06:46:13.851Z"}, "title": "CVE Program Container", "references": [{"name": "105491", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/105491"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265"}, {"name": "1041836", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1041836"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2018-8265", "datePublished": "2018-10-10T13:00:00.000Z", "dateReserved": "2018-03-14T00:00:00.000Z", "dateUpdated": "2024-08-05T06:46:13.851Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Microsoft Exchange Server", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "2013 Cumulative Update 21"}, {"status": "affected", "version": "2016 Cumulative Update 10"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_21:*:*:*:*:*:*", "matchCriteriaId": "B560F8FD-068E-4A16-A37F-A62DCE88FCF2", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_10:*:*:*:*:*:*", "matchCriteriaId": "63E362CB-CF75-4B7E-A4B1-D6D84AFCBB68", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A remote code execution vulnerability exists in the way Microsoft Exchange software parses specially crafted email messages, aka \"Microsoft Exchange Remote Code Execution Vulnerability.\" This affects Microsoft Exchange Server."}, {"lang": "es", "value": "Existe una vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo cuando el software de Microsoft Exchange analiza mensajes de email especialmente manipulados. Esto tambi\u00e9n se conoce como \"Microsoft Exchange Remote Code Execution Vulnerability\". Esto afecta a Microsoft Exchange Server."}], "id": "CVE-2018-8265", "lastModified": "2026-06-17T02:04:31.587", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-10-10T13:29:01.087", "references": [{"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/105491"}, {"source": "secure@microsoft.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1041836"}, {"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/105491"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1041836"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}